Home / 67,810,905.25-101,716,459.94-31,399,454.77

Finding the Fourth Proportional to 67,810,905.25, 101,716,459.94 and 31,399,454.77

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Solution

The fourth proportional to 67,810,905.25, 101,716,459.94 and 31,399,454.77 is: 47,099,229.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,810,905.25 : 101,716,459.94 = 31,399,454.77 : x
  2. Step 2: Convert to fraction form
    67,810,905.25/101,716,459.94 = 31,399,454.77/x
  3. Step 3: Cross multiply
    67,810,905.25x = 101,716,459.94 × 31,399,454.77
  4. Step 4: Simplify right side
    67,810,905.25x = 3,193,841,383,093,549.50
  5. Step 5: Solve for x
    x = 3,193,841,383,093,549.50/67,810,905.25
  6. Step 6: Final answer
    x = 47,099,229.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.